# Get support ticket resolution metrics

Returns metrics about ticket resolution including resolution rate, average and median resolution times.

Endpoint: GET /support-ticket-stats/resolution
Version: 2.0
Security: oauth2

## Header parameters:

  - `EvEnergy-Version` (number)
    Specify the version of this endpoint to use.
    Enum: 2

## Response 200 fields (application/json):

  - `resolution_rate` (number, required)
    Percentage of tickets that have been resolved (0-1).
    Example: 0.85

  - `avg_resolution_time_hours` (number,null)
    Average time to resolve a ticket in hours. Null if no tickets resolved.
    Example: 24.5

  - `median_resolution_time_hours` (number,null)
    Median time to resolve a ticket in hours. Null if no tickets resolved.
    Example: 18.2

  - `total_resolved` (integer, required)
    Total number of resolved tickets.
    Example: 170

  - `total_unresolved` (integer, required)
    Total number of unresolved tickets.
    Example: 30

## Response 406 fields (application/problem+json):

  - `status` (number)
    Example: 406

  - `title` (string, required)
    Example: "Not Acceptable"

  - `detail` (string, required)
    Example: "Could not satisfy the request Accept header."

## Response 429 fields (application/problem+json):

  - `type` (string)
    Example: "https://api.ev.energy/v2/problems/example-problem/"

  - `status` (number)
    Example: 400

  - `title` (string, required)
    Example: "Short description"

  - `detail` (string, required)
    Example: "Long, more specific description."

  - `instance` (string)
    Example: "https://api.ev.energy/v2/users/user01HN2P75GBNFRJPCZJXEFVXH5E"

  - `notification` (object)
    Something that the user should be informed about.

  - `notification.id` (string, required)
    Unique identifier for the Notification
    Example: "notf67O36PLTFDB57M0E5L33JZLGM0"

  - `notification.url` (string, required)
    Example: "https://api.ev.energy/notifications/notf67O36PLTFDB57M0E5L33JZLGM0"

  - `notification.message_id` (string, required)
    Internal identifier for this notification type. E.g. 'ERR0023'

  - `notification.category` (any, required)
    Category of this notification type
    Enum: "ACTIONABLE", "SERVICE", "RETRY", "MARKETING", "INTERNAL"

  - `notification.event_time` (string, required)
    The timestamp of the event described by this notification

  - `notification.short_text_title` (string, required)
    Short title for the notification

  - `notification.short_text_body` (string, required)
    Short description of the event being notified

  - `notification.detail_page_title` (string)
    Title of a help page giving more information about this notification

  - `notification.detail_page_body` (string)
    Text of a help page giving more information about this notification

  - `notification.external_link` (string,null)
    URL of a web page giving further information about this notification

  - `notification.external_button_label` (string)
    Text to be displayed on a button leading to the external_link location

  - `notification.read_at` (string)
    When the user examined the contents of this notification

  - `notification.resolved_at` (string)
    When the problem associated with this notification was resolved